Colorado

Sedgwick

2,404
2020 population
1890
first census record
14
census records

About Sedgwick

Sedgwick, Colorado, first appears in the United States federal census in 1890, when it recorded a population of 1,293. At the most recent census, in 2020, its population stood at 2,404.

Its recorded population peaked at 5,580 in 1930, and has since declined by roughly 57 percent.

On the ground today, 11 documented military engagements have been recorded within the county, among them Raids on Julesburg CO Aug 7 1864 and Jan 7 1865, Second Raid on Julesburg, First Battle of Julesburg, and 3 places are listed on the National Register of Historic Places.

Population by decade

Census YearPopulationChart
20202,404
20102,379
20002,747
19902,690
19803,266
19703,405
19604,242
19505,095
19405,294
19305,580
19204,207
19103,061
1900971
18901,293
Source

Population data from the United States decennial census, U.S. Census Bureau (public domain).

Battles & engagements in Sedgwick

Military engagements that took place in Sedgwick, Colorado.

Raids on Julesburg CO Aug 7 1864 and Jan 7 1865
1864
Second Raid on Julesburg
1865
First Battle of Julesburg
1865
Julesburg Overland Trail Raids — January to February 1865
1865
Julesburg Second Raid (February 2, 1865)
1865
First Raid on Julesburg
1865
Battle of Julesburg (1865)
1865
Julesburg Raids
1865
Raid on Julesburg (First)
1865
Julesburg Raid — First Attack (January 7, 1865)
1865
Battle of Julesburg (First)
1865

Historic places in Sedgwick

National Register of Historic Places listings in Sedgwick, Colorado.

Union Pacific Railroad Julesburg Depot
Julesburg
Sedgwick County Courthouse
Julesburg
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Everything a full report reveals about Sedgwick County, Colorado

This page charts the census history of Sedgwick County, Colorado. A full Aubrey report for an address here pulls together everything the historical record holds about the ground, from the earliest settlement to the twentieth century:

Overview
An interactive map of the location with historic sites, battles and Native heritage plotted, and its full story era by era.
The Land
The historic sites and place names around the location, and how this land was settled and used.
Geology
The bedrock beneath the site, its age and rock type, reaching back millions of years.
LiDAR Terrain
Laser-scanned terrain that reveals earthworks and old features hidden in the landscape.
Conflict & War
The battles, raids and skirmishes fought near here, across every era of American conflict.
The Civil War
The Civil War on this ground, 1861 to 1865: who held it, and the battles, camps and regiments nearby.
The Soldiers
The men who marched from here in the Civil War, named and traced where the record allows.
Native Heritage
The Native nations who held this land, mapped across time from before European contact to today.
Settlement
Who claimed and held this ground, from Indigenous homelands through the colonial powers to the United States.
The Community
How the town grew, who came, and what kind of place it became, traced through the census record.
Rivers & Rail
The rivers, canals and railroads that connected this place between 1830 and 1911.
Notable People
The people born, buried or genuinely tied to this exact place, with their stories.
Historical Maps
Historic maps of the location layered over how it looks today.
Finds & Access
Museum objects tied to the area, and the laws on searching, collecting and access here.
Literature
The old books, county histories and archives that mention this place, quoted with their sources.
Spotlight
A deep dive into the most remarkable, lesser-known history of the place, traced back to the record.
Points of Interest
The most significant historic sites and landmarks near the location, and why they matter.
Timeline
The whole story of the location told era by era, from first peoples to the present day.
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Frequently asked about Sedgwick

When does Sedgwick first appear in the US census?
Sedgwick, Colorado first appears in the federal census in 1890, with a recorded population of 1,293.
What is the population of Sedgwick?
At the most recent federal census (2020), Sedgwick had a recorded population of 2,404.
When did Sedgwick's population peak?
Sedgwick's recorded population peaked at 5,580 in 1930.
Were any battles fought in Sedgwick?
11 documented military engagements took place in Sedgwick, including Raids on Julesburg CO Aug 7 1864 and Jan 7 1865, Second Raid on Julesburg, First Battle of Julesburg.
How many historic places are in Sedgwick?
3 sites are listed on the National Register of Historic Places in Sedgwick, Colorado.
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